mako: Update extract files for ignored proprietary files

This add missing code exclude proprietary files marked as ignored
start with '-' when execute extracts-files.sh

Change-Id: If792519dece4550d46ba037d175ab893704eb1de
mako: Remove libacdbloader makefile entry

Change-Id: I76b1eee7453823c0ac8b809de1dc11bc4aae604a
mako: Remove deprecated live wallpaper entries

Change-Id: Ia20dc86125e1941108160f68d060bf4388c3d5c3
dedupe soft video codecs

Remove superfluous ffmpeg decoders for codecs that can be handled
by OMX.google